Cover DIN EN IEC 60051-3 VDE 0411-51-3:2022-07
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DIN EN IEC 60051-3 VDE 0411-51-3:2022-07

Direct acting indicating analogue electrical measuring instruments and their accessories

Part 3: Special requirements for wattmeters and varmeters

(IEC 60051-3:2018); German version EN IEC 60051-3:2021
Class/Status: Standard, valid
Released: 2022-07
VDE Art. No.: 0400521

Part 3 of this series of standards applies to direct acting indicating active and reactive power meters with scale indication.
This standard also applies to:
- non-interchangeable accessories (as defined in clause 3.1.23 of IEC 60051-1:2016) used in active and reactive power measuring instruments.
- Combinations of measuring instruments, provided that the settings for the combination have been made.